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Finding the Fourth Proportional to 593.94, 891.34 and 285.97

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Solution

The fourth proportional to 593.94, 891.34 and 285.97 is: 429.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.94 : 891.34 = 285.97 : x
  2. Step 2: Convert to fraction form
    593.94/891.34 = 285.97/x
  3. Step 3: Cross multiply
    593.94x = 891.34 × 285.97
  4. Step 4: Simplify right side
    593.94x = 254,892.04
  5. Step 5: Solve for x
    x = 254,892.04/593.94
  6. Step 6: Final answer
    x = 429.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.